// Copyright(C) 2023 InfiniFlow, Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include "parsed_expr.h"
#include <string>
#include <vector>

namespace infinity {

class ColumnExpr : public ParsedExpr {
public:
    explicit ColumnExpr() : ParsedExpr(ParsedExprType::kColumn) {}

    ~ColumnExpr() override;

    [[nodiscard]] std::string ToString() const override;

public:
    std::vector<std::string> names_{};
    bool star_{false};

    // Used to indicate the column expr is generated by unfolding star expr and should be destroyed by BindContext
    // destructor but not parsed syntax tree.
    bool generated_{false};
};

} // namespace infinity
